import java.util.Scanner;
public class Example7_6 {
	public static void main (String args[]) {
		int [] score = {-120,98,89,120,99};
		int sum = 0;
		for(int number:score) {
			assert number>=0:"负数不能是成绩";
			sum = sum+number;
		}
		System.out.println("总成绩:"+sum);
	}
}
